<template>
  <div class="app-container">
    <el-form :model="queryParams" ref="queryForm" size="small" :inline="true" v-show="showSearch" label-width="68px">
      <el-form-item label="植物名称" prop="commonName">
        <el-input v-model="queryParams.commonName" placeholder="请输入植物名称" clearable @keyup.enter.native="handleQuery" />
      </el-form-item>
      <el-form-item>
        <el-button type="primary" icon="el-icon-search" size="mini" @click="handleQuery">搜索</el-button>
        <el-button icon="el-icon-refresh" size="mini" @click="resetQuery">重置</el-button>
      </el-form-item>
    </el-form>

    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button type="primary" plain icon="el-icon-plus" size="mini" @click="handleAdd"
          v-hasPermi="['system:relation:add']">新增</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button type="success" plain icon="el-icon-edit" size="mini" :disabled="single" @click="handleUpdate"
          v-hasPermi="['system:relation:edit']">修改</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button type="danger" plain icon="el-icon-delete" size="mini" :disabled="multiple" @click="handleDelete"
          v-hasPermi="['system:relation:remove']">删除</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button type="warning" plain icon="el-icon-download" size="mini" @click="handleExport"
          v-hasPermi="['system:relation:export']">导出</el-button>
      </el-col>
      <right-toolbar :showSearch.sync="showSearch" @queryTable="getList"></right-toolbar>
    </el-row>

    <el-table v-loading="loading" :data="relationList" @selection-change="handleSelectionChange">
      <el-table-column type="selection" width="55" align="center" />
      <el-table-column label="序号" align="center" prop="relationId" />
      <el-table-column label="编号" align="center" prop="cropName" />
      <el-table-column label="植物名称" align="center" prop="commonName" />
      <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
        <template #default="scope">
          <el-button type="danger" icon="Delete" circle @click="handleDelete(scope.row)" />
          <el-button type="primary" icon="Edit" circle @click="handleUpdate(scope.row)" />
          <!-- <el-button size="mini"  type="danger" circl icon="Delete" @click="handleUpdate(scope.row)"></el-button> -->
          <!-- <el-button size="mini" type="text" icon="el-icon-delete" @click="handleDelete(scope.row)">删除</el-button> -->
        </template>
      </el-table-column>
    </el-table>

    <pagination v-show="total>0" :total="total" :page.sync="queryParams.pageNum" :limit.sync="queryParams.pageSize"
      @pagination="getList" />

    <!-- 添加或修改植物名称对话框 -->
    <el-dialog :title="title" v-model="open" width="500px" append-to-body="true">
      <el-form ref="form" :model="form" :rules="rules" label-width="80px">
        <el-form-item label="名称" prop="cropName">
          <el-select  v-model="form.cropId"  clearable placeholder="请选择">
            <el-option v-for="item in options" :key="item.value" :label="item.label" :value="item.value" >
            </el-option>
          </el-select>
        </el-form-item>
        <el-form-item label="植物名称" prop="commonName">
          <el-input v-model="form.commonName" placeholder="请输入植物名称" />
        </el-form-item>
      </el-form>
      <div  >
        
        <el-button type="primary" @click="submitForm">确 定</el-button>
        <el-button @click="cancel">取 消</el-button>
      </div>
    </el-dialog>

  </div>
</template>

<script>
  import { listRelation, getRelation, delRelation, addRelation, updateRelation, listCrop } from "@/api/plantCropRelation";
  import {dayjs, ElMessageBox} from "element-plus";

  export default {
    name: "PlantCropRelation",
    data() {
      return {
        // 遮罩层
        loading: true,
        // 选中数组
        ids: [],
        // 非单个禁用
        single: true,
        // 非多个禁用
        multiple: true,
        // 显示搜索条件
        showSearch: true,
        // 总条数
        total: 0,
        // 植物名称表格数据
        relationList: [],
        // 弹出层标题
        title: "",
        // 是否显示弹出层
        open: false,
        value:null,
        // 查询参数
        queryParams: {
          pageNum: 1,
          pageSize: 10,
          commonName: null
        },
        options: [],
        // 表单参数
        form: {},
        // 表单校验
        rules: {
        }
      };
    },
    created() {
      this.getList();
      this.handleChange();
    },
    methods: {
      /** 查询植物名称列表 */
      getList() {
        this.loading = true;
        listRelation(this.queryParams).then(response => {
          this.relationList = response.data;
          this.total = response.total;
          this.loading = false;
        });
      },

      handleChange() {
        listCrop().then(response => {
          this.options = response.data.map(item => {
            return {
              value: item.cropId,
              label: item.cropName
            }
          })
        });
      },
      // 取消按钮
      cancel() {
        this.open = false;
        this.reset();
      },
      // 表单重置
      reset() {
        this.form = {
          relationId: null,
          cropName: null,
          commonName: null
        };
        this.resetForm("form");
      },
      /** 搜索按钮操作 */
      handleQuery() {
        this.queryParams.pageNum = 1;
        this.getList();
      },
      /** 重置按钮操作 */
      resetQuery() {
        this.queryParams.commonName=""
        this.handleQuery();
      },
      // 多选框选中数据
      handleSelectionChange(selection) {
        this.ids = selection.map(item => item.relationId)
        this.single = selection.length !== 1
        this.multiple = !selection.length
      },
      /** 新增按钮操作 */
      handleAdd() {
        // this.reset();

        this.open = true;
        this.title = "添加植物名称";
      },
      /** 修改按钮操作 */
      handleUpdate(row) {
        this.form={}
        const relationId = row.relationId || this.ids
        getRelation(relationId).then(response => {
          this.form = response.data;
          this.open = true;
          this.title = "修改植物名称";
        });
      },
      /** 提交按钮 */
      submitForm() {
              if(this.form.relationId==null){
                addRelation(this.form).then(response => {
                console.log("--------------------------",this.form)
                this.$modal.msgSuccess("新增成功");
                this.open = false;
                this.getList();
              });
              }else{
                updateRelation(this.form).then(response => {
                  this.$modal.msgSuccess("修改成功");
                  this.open = false;
                  this.getList();
                });
              }
             
        
      },
      /** 删除按钮操作 */
      handleDelete(row) {
        const relationId = row.relationId 
        ElMessageBox.confirm("是否确认删除数据项?", "警告", {
          confirmButtonText: "确定",
          cancelButtonText: "取消",
          type: "warning"
        })
            .then(function() {
              return delRelation(relationId);
            })
            .then(() => {
              this.getList();
              ElMessageBox.confirm("删除成功");
            });
      },
      /** 导出按钮操作 */
      handleExport() {
        this.download('system/relation/export', {
          ...this.queryParams
        }, `relation_${new Date().getTime()}.xlsx`)
      }
    }
  };
</script>